A written
notice of suspension and a written notice of revocation of a permit
or license shall be served upon the holder of the permit or license
and, in the case of a permit, the owner, occupant or person in control
of the premises covered by the permit. Said notice shall be served
personally or by certified mail, return receipt requested, and, in
the case of a permit, an addressed copy of the notice shall be posted
on the premises covered by the permit, if practicable.